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$317+ Cheap flights from Milwaukee (MKE) to Spain

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — MAD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Milwaukee to Spain

Cheapest flights from Milwaukee to Spain
Explore the most affordable flight options available from Milwaukee to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:10 amMKE - BCN
2 stops18h 30mDelta
Wed 12/1710:15 amBCN - MKE
2 stops17h 15mDelta
Deal found 10/29$438
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:41 amMKE - MAD
1 stop14h 34mDelta
Tue 12/910:00 amMAD - MKE
1 stop17h 22mDelta
Deal found 10/30$438
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:40 amMKE - MAD
1 stop16h 10mAmerican Airlines
Mon 12/812:55 amMAD - MKE
1 stop17h 19mAmerican Airlines
Deal found 10/30$488
This United deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:25 amMKE - MAD
1 stop14h 50mMultiple Airlines
Thu 12/111:35 pmMAD - MKE
2 stops39h 12mMultiple Airlines
Deal found 10/29$490
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:04 pmMKE - MAD
2 stops14h 11mUnited Airlines
Thu 12/111:35 pmMAD - MKE
2 stops31h 09mUnited Airlines
Deal found 10/29$495
This United deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:44 amMKE - MAD
2 stops24h 56mMultiple Airlines
Tue 12/25:05 pmMAD - MKE
2 stops36h 25mMultiple Airlines
Deal found 10/28$515
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:34 pmMKE - MAD
2 stops13h 21mAmerican Airlines
Wed 12/1012:55 amMAD - MKE
1 stop17h 12mAmerican Airlines
Deal found 10/29$518
This Finnair deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:08 amMKE - BCN
1 stop15h 52mMultiple Airlines
Thu 11/2012:30 pmBCN - MKE
1 stop13h 16mMultiple Airlines
Deal found 10/30$534
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:45 amMKE - BCN
1 stop19h 55mDelta
Mon 11/1712:15 pmBCN - MKE
2 stops18h 40mDelta
Deal found 10/30$561
This Orbitz deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:52 pmMKE - BCN
2 stops16h 43mLufthansa
Mon 11/176:30 pmBCN - MKE
2 stops29h 02mLufthansa
Deal found 10/30$562
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/315:13 pmMKE - BCN
1 stop13h 57mUnited Airlines
Sat 11/153:05 pmBCN - MKE
1 stop14h 38mUnited Airlines
Deal found 10/28$584
This Air Canada deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:03 amMKE - MAD
2 stops18h 57mMultiple Airlines
Tue 12/96:00 amMAD - MKE
3 stops21h 47mMultiple Airlines
Deal found 10/30$594

Cheap flight deals from Milwaukee to Spain

Keep the following information in mind while searching for Milwaukee to Spain flight deals. Data was last updated October 30, 2025.

Round-trip from

$438
(Delta)

One-way from

$317
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$704
From Milwaukee-Mitchell to Spain
Search Deals
One-way flight from Milwaukee-Mitchell to Spain
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Spain that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Milwaukee to Spain that are best for you.

Fly from

Milwaukee

Fly to

Spain

Route

Depart

Return

Price

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Wed 12/10

7:10 am-8:40 am

2 stops18h 30m

Barcelona-El Prat

Wed 12/17

10:15 am-8:30 pm

2 stops17h 15m

$438

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Wed 12/10

10:25 am-8:40 am

1 stop15h 15m

Barcelona-El Prat

Wed 12/17

10:15 am-8:30 pm

2 stops17h 15m

$438

MilwaukeeMadrid

MKE - MAD

MKEMAD

Milwaukee-Mitchell

Tue 12/2

11:41 am-9:15 am

1 stop14h 34m

Madrid Barajas

Tue 12/9

10:00 am-8:22 pm

1 stop17h 22m

$438

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

7:00 am-9:35 am

2 stops19h 35m

Barcelona-El Prat

Mon 2/16

1:35 pm-2:05 pm

2 stops31h 30m

$461

MilwaukeeMadrid

MKE - MAD

MKEMAD

Milwaukee-Mitchell

Tue 12/2

9:40 am-8:50 am

1 stop16h 10m

Madrid Barajas

Mon 12/8

12:55 am-11:14 am

1 stop17h 19m

$488

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

7:02 am-8:00 am

1 stop17h 58m

Barcelona-El Prat

Mon 2/16

1:00 pm-9:27 am

2 stops27h 27m

$490

MilwaukeeMálaga

MKE - AGP

MKEAGP

Milwaukee-Mitchell

Fri 1/16

7:02 am-3:55 pm

2 stops25h 53m

Malaga

Fri 1/23

4:25 pm-4:13 pm

2 stops30h 48m

$492

MilwaukeeMadrid

MKE - MAD

MKEMAD

Milwaukee-Mitchell

Thu 12/4

12:04 pm-9:15 am

2 stops14h 11m

Madrid Barajas

Thu 12/11

1:35 pm-1:44 pm

2 stops31h 09m

$495

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

3:42 pm-8:40 am

1 stop33h 58m

Barcelona-El Prat

Mon 2/16

6:00 am-4:10 pm

2 stops17h 10m

$501

MilwaukeeBarcelona

MKE - BCN

MKEBCN

Milwaukee-Mitchell

Fri 2/6

6:29 pm-8:40 am

1 stop31h 11m

Barcelona-El Prat

Mon 2/16

6:00 am-4:10 pm

2 stops17h 10m

$501

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 42 results
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Best time to book a flight from Milwaukee to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from Milwaukee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Milwaukee to Spain

What is the cheapest month to book a flight from Milwaukee to Spain?

Currently, September is the cheapest month in which you can book a flight from Milwaukee to Spain (average of $289). Flying from Milwaukee to Spain in June is currently the most expensive (average of $641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MKE to ES?

Find hourly flight availability from Milwaukee to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Milwaukee to Spain in the evening. Doing so could potentially save you 17% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Milwaukee to Spain to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,999 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,996 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,034 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,488 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Milwaukee to Spain?

    Most people fly from Milwaukee-Mitchell (MKE) if they book a flight from Milwaukee to Spain. Milwaukee-Mitchell is conveniently located just 6.4 mi from Milwaukee’s city center.

  • How long is the flight from Milwaukee to Spain?

    A quick flight from Milwaukee to Spain can take about 15h 15m. Delta provides one of the quickest options available for as low as $438. Airlines will cover a distance of 4368 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Milwaukee to Spain?

    When deciding which route to take from Milwaukee to Spain consider Milwaukee-Mitchell - Barcelona-El Prat, Milwaukee-Mitchell - Madrid Barajas or Milwaukee-Mitchell - Malaga as they are the most popular.

  • Can I find deals for flights from Milwaukee to Spain that include hotel bookings?

    Yes. In addition to deals on Milwaukee to Spain flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to Spain?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Milwaukee to Spain.

  • Can I find deals for business class flights from Milwaukee to Spain?

    Yes. Cheapflights offers flight deals from Milwaukee to Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Milwaukee to Spain?

    Currently, September is the cheapest month in which you can book a flight from Milwaukee to Spain (average of $289). Flying from Milwaukee to Spain in June is currently the most expensive (average of $641). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Milwaukee to Spain

Discover the top 4 airlines that operate flights from Milwaukee to Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$508Average$790FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$573Average$1,045FlexibilityNo cancel feeOn-time71%
DeltaCheapest$676Average$857FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$689Average$925FlexibilityNo cancel feeOn-time70%

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